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    • 4. 发明授权
    • Method for producing organic compound and method for decomposing compound having dicarboximide skeleton
    • 生产有机化合物的方法和分解具有二甲酰亚胺骨架的化合物的方法
    • US07994330B2
    • 2011-08-09
    • US11885125
    • 2006-03-22
    • Naruhisa HiraiJun Kuwana
    • Naruhisa HiraiJun Kuwana
    • C07D211/22C07D233/40
    • C07D251/32Y02P20/55
    • It is desirable to provide a method for easily removing catalyst-derived impurities from a product of a reaction by the catalysis of a compound having a dicarboximide skeleton and thereby efficiently yielding a target compound with high purity.Disclosed is a method for producing an organic compound through a reaction of a substrate in the presence of a catalyst, the catalyst including a compound having a dicarboximide skeleton represented by following Formula (i): wherein R represents hydrogen atom or a hydroxyl-protecting group. The method includes the step of treating a reaction product with hot water so as to decompose and remove an impurity derived from the catalyst. The temperature of the hot water is preferably 100° C. or higher.
    • 期望提供一种通过催化具有二羧酰亚胺骨架的化合物从反应产物中容易地除去催化剂衍生的杂质的方法,从而有效地产生高纯度的目标化合物。 公开了一种在催化剂存在下通过底物的反应制备有机化合物的方法,所述催化剂包括具有由下式(i)表示的二羧酰亚胺骨架的化合物:其中R表示氢原子或羟基保护基 。 该方法包括用热水处理反应产物以分解和除去由催化剂衍生的杂质的步骤。 热水的温度优选为100℃以上。
    • 7. 发明申请
    • Methods for producing aromatic carboxylic acids
    • 芳香羧酸的制备方法
    • US20070191634A1
    • 2007-08-16
    • US10594212
    • 2005-02-23
    • Naruhisa HiraiMasahiko Terada
    • Naruhisa HiraiMasahiko Terada
    • C07C51/16C07C51/255C07F15/00
    • C07C51/265C07C51/00Y02P20/55C07C63/26
    • A method of this invention produces an aromatic carboxylic acid, by oxidizing an aromatic compound B with oxygen in the presence of a catalytic nitrogen-containing cyclic compound A to thereby yield a corresponding aromatic carboxylic acid, the aromatic compound B having one or more hydrocarbon groups alone as substituents on its aromatic ring, and the catalytic nitrogen-containing cyclic compound A having a skeleton represented by following Formula (i): wherein X represents oxygen atom or an —OR group, and wherein R represents hydrogen atom or a hydroxyl-protecting group, as a constitutive member of its ring. The method includes the step of carrying out a reaction at a concentration of the aromatic compound B in the reaction system of 3.0 percent by weight or less, while continuously feeding the catalytic nitrogen-containing cyclic compound A, the aromatic compound B, a reaction solvent, and oxygen to a reactor and continuously extracting a reaction mixture from the reactor. This method can produce aromatic carboxylic acids with industrially good productivity without the need for special reaction facilities and without undergoing many steps.
    • 本发明的方法通过在催化性含氮环状化合物A的存在下用氧气化芳香族化合物B,得到芳香族羧酸,得到相应的芳香族羧酸,该芳香族化合物B具有一个以上的烃基 单独作为其芳环上的取代基,和具有由下式(i)表示的骨架的催化含氮环状化合物A:其中X表示氧原子或-OR基团,其中R表示氢原子或羟基保护基 组,作为其环的组成成员。 该方法包括在反应体系中进行浓度为3.0重量%以下的芳族化合物B的浓度的反应的工序,同时连续进料含有催化剂的含氮环状化合物A,芳香族化合物B,反应溶剂 ,和氧气进入反应器并从反应器中连续提取反应混合物。 该方法可以产生工业上良好生产率的芳族羧酸,而不需要特殊的反应设备,并且不经历许多步骤。
    • 10. 发明申请
    • Process for production n,n',n
    • 生产n,n',n“ - 三取代异氰脲酸的方法
    • US20060241293A1
    • 2006-10-26
    • US10568597
    • 2004-08-12
    • Naruhisa Hirai
    • Naruhisa Hirai
    • C07D251/32
    • C07D251/34Y02P20/55
    • A process produces an N,N′,N″-trisubstituted isocyanuric acid represented by following Formula (4): wherein R is a hydroxyl-protecting group, by heating an N-substituted carbamic acid derivative represented by following Formula (1): wherein R has the same meaning as defined above; and Z is a group represented by following Formula (2) or (3): wherein R′ is a hydrocarbon group or a heterocyclic group having a carbon atom at the bonding site with the adjacent oxygen atom, wherein the heating is carried out at a temperature in a range of 95° C. to 145° C. where Z is the group represented by Formula (3). This process can easily and conveniently produce the N,N′,N″-trisubstituted isocyanuric acid in a high yield.
    • 通过加热下式(1)表示的N-取代氨基甲酸衍生物,得到下述式(4)表示的N,N',N“ - 三取代异氰脲酸:其中,R为羟基保护基, 其中R具有与上述相同的含义; Z为由下式(2)或(3)表示的基团:其中R'为与相邻氧原子键合位置具有碳原子的烃基或杂环基,其中加热在 温度在95℃至145℃的范围内,其中Z是由式(3)表示的基团。 该方法可以容易且方便地以高收率产生N,N',N“ - 三取代的异氰脲酸。